The Gear,helical, cataloged under National Stock Number 3020-01-267-9963, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Simmonds Precision Products Inc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-267-9963 |
| Primary Part Number | A3433 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Simmonds Precision Products Inc |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.124 INCHES FIRST END IN |
| Helix Angle | 2.0000 DEGREES |
| Hub Nominal Diameter | 0.320 INCHES FIRST END IN |
| Teeth Quantity | 41 |
| Bore Style | PLAIN FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.410 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 9 |
| Teeth Type | SINGLE HELIX |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 0.8647 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN FIRST END |
| Pressure Angle | 20.0000 DEGREES |
| Material | PLASTIC OVERALL |
| Attachment Method | PRESS FIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A3433 PRIMARY | Simmonds Precision Products Inc (USA) |
NSN 3020-01-267-9963 is a Gear,helical, manufactured by Simmonds Precision Products Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-267-9963 has 1 manufacturer part number on file: A3433 (Simmonds Precision Products Inc).
Key specifications for A3433: Bore Nominal Diameter: 0.124 INCHES FIRST END IN; Helix Angle: 2.0000 DEGREES; Hub Nominal Diameter: 0.320 INCHES FIRST END IN; Teeth Quantity: 41. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.